private static MemoryBlock ReadHexFile(IEnumerable <string> hexFileContents, int memorySize)
{
try
{
var reader = new HexFileReader(hexFileContents, memorySize);
return(reader.Parse());
}
catch (Exception ex)
{
UploaderLogger.LogAndThrowError <IOException>(ex.Message);
}
return(null);
}
private void TryToOpenSerialPort()
{
logger.Trace("Opening serial port...");
try
{
serialPort.Open();
}
catch (UnauthorizedAccessException)
{
UploaderLogger.LogAndThrowError <UnauthorizedAccessException>(
"Access to the port is denied. This or another process is currently using this port.");
}
catch (ArgumentOutOfRangeException)
{
UploaderLogger.LogAndThrowError <ArgumentOutOfRangeException>(
"The configuration parameters for the port are invalid (e.g. baud rate, parity, databits).");
}
catch (IOException)
{
UploaderLogger.LogAndThrowError <IOException>("The port is in an invalid state.");
}
logger.Trace("Opened serial port {0} with baud rate {1}!", serialPort.PortName, serialPort.BaudRate);
}
public void UploadSketch(IEnumerable <string> hexFileContents)
{
var serialPortName = options.PortName;
var ports = SerialPort.GetPortNames();
if (!ports.Any() || ports.Distinct().SingleOrDefault(
x => x.Equals(serialPortName, StringComparison.OrdinalIgnoreCase)) == null)
{
UploaderLogger.LogAndThrowError <ArgumentException>(
string.Format("Specified COM port name '{0}' is not valid.", serialPortName));
}
logger.Trace("Creating serial port '{0}'...", serialPortName);
SerialPortBootloaderProgrammer programmer = null;
IMCU mcu = null;
switch (options.ArduinoModel)
{
case ArduinoModel.Mega2560:
{
mcu = new ATMega2560();
serialPort = new UploaderSerialPort(serialPortName, 115200);
programmer = new WiringBootloaderProgrammer(serialPort, mcu);
break;
}
case ArduinoModel.NanoR3:
{
mcu = new ATMega328P();
serialPort = new UploaderSerialPort(serialPortName, 57600);
programmer = new OptibootBootloaderProgrammer(serialPort, mcu);
break;
}
case ArduinoModel.UnoR3:
{
mcu = new ATMega328P();
serialPort = new UploaderSerialPort(serialPortName, 115200);
programmer = new OptibootBootloaderProgrammer(serialPort, mcu);
break;
}
default:
{
UploaderLogger.LogAndThrowError <IOException>(
string.Format("Unsupported model: {0}!", options.ArduinoModel));
break;
}
}
try
{
TryToOpenSerialPort();
ConfigureSerialPort();
programmer.Open();
logger.Info("Establishing sync...");
programmer.EstablishSync();
logger.Info("Sync established.");
logger.Info("Checking device signature...");
programmer.CheckDeviceSignature();
logger.Info("Device signature checked.");
logger.Info("Initializing device...");
programmer.InitializeDevice();
logger.Info("Device initialized.");
logger.Info("Enabling programming mode on the device...");
programmer.EnableProgrammingMode();
logger.Info("Programming mode enabled.");
logger.Info("Programming device...");
programmer.ProgramDevice(ReadHexFile(hexFileContents, mcu.Flash.Size));
logger.Info("Device programmed.");
programmer.Close();
}
finally
{
CloseSerialPort();
}
logger.Info("All done, shutting down!");
}